--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7388836918 dns-udp-queries-received-ipv6: 1498312317 dns-tcp-queries-received-ipv4: 389524002 dns-tcp-queries-received-ipv6: 63586849 dns-udp-responses-sent-ipv4: 7195369782 dns-udp-responses-sent-ipv6: 1444374186 dns-tcp-responses-sent-ipv4: 372467722 dns-tcp-responses-sent-ipv6: 51741052